Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread Steve Calfee
Hi Matt, Do you work for the government? Replacing a $1 hub chip with a $1000 computer? :) More below: On Mon, 11 Dec 2006, Matt wrote: Hi, I'm wondering if it's feasible to implement a gadget driver that turns a Linux system into a hub. The hub specification in the usb spec, which

Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread Alan Stern
On Mon, 11 Dec 2006, Steve Calfee wrote: Among other problems, a full-speed hub has to be able to handle both low-speed and full-speed devices attached to its downstream ports, in spite of the fact that the upstream port is full-speed. If a low-speed device was attached to a downstream port

Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread Steve Calfee
From: Alan Stern [EMAIL PROTECTED] To: Steve Calfee [EMAIL PROTECTED] CC: linux-usb-devel@lists.sourceforge.net Subject: Re: [linux-usb-devel] Fwd: Re: linux as a hub? Date: Mon, 11 Dec 2006 15:27:23 -0500 (EST) On Mon, 11 Dec 2006, Steve Calfee wrote: Among other problems, a full-speed hub

Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread David Brownell
On Monday 11 December 2006 1:18 pm, Steve Calfee wrote: But a HW interface could do that (for example, all fs hubs) - but it still would not be possilble to emulate a hub without real hub repeater electronics in the hw interface. I've seen 8 bit microcontrollers integrated into hubs, to